CC0 Usage Conditions ApplyClick for more information. Where do we come from? How did our planet form? How do we know about the history of our solar system? You can explore these universal questions in ...

Interstellar comet 3I/ATLAS will make its closest approach to Earth on Friday. New X-ray images could shed light on its composition.

Earth may owe some of its properties to a nearby star that blew up just as the solar system was forming. This pattern, which saw a supernova bubble envelop the sun and shower it with cosmic rays, may ...

I/ATLAS will pass Earth safely tonight, providing scientists with a unique opportunity to study material from outside our solar system.

Interstellar comet 3I/ATLAS, discovered in July, will approach Earth on December 19th. This rare visitor from another star system, unlike typical come ...